2,928 hedge funds and large institutions have $114B invested in Pfizer in 2023 Q4 according to their latest regulatory filings, with 326 funds opening new positions, 865 increasing their positions, 1,585 reducing their positions, and 269 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more ownership

Funds ownership:

more funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

23% less funds holding in top 10

Funds holding in top 10: 5240 (-12)

29% less call options, than puts

Call options by funds: $2.5B | Put options by funds: $3.5B

45% less repeat investments, than reductions

Existing positions increased: 865 | Existing positions reduced: 1,585

Holders
2,928
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
40
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.5B
Puts
$3.5B
Net Calls
Net Calls Change

Top Buyers

1 +$2.4B
2 +$336M
3 +$331M
4
Citadel Advisors
Citadel Advisors
Florida
+$282M
5
Charles Schwab
Charles Schwab
California
+$256M

Top Sellers

1 -$558M
2 -$300M
3 -$266M
4
Pacer Advisors
Pacer Advisors
Pennsylvania
-$262M
5
Two Sigma Investments
Two Sigma Investments
New York
-$232M
Name Holding Trade Value Shares
Change
Change in
Stake
2051
$453K
2052
$452K
2053
$452K
2054
$450K
2055
$448K
2056
$448K
2057
$447K
2058
$447K
2059
$446K
2060
$446K
2061
$445K
2062
$445K
2063
$445K
2064
$445K
2065
$444K
2066
$444K
2067
$444K
2068
$444K
2069
$444K
2070
$443K
2071
$443K
2072
$442K
2073
$441K
2074
$441K
2075
$441K